1. Department of Therapeutic Radiology, Yale School of Medicine, New Haven, Connecticut 06520, United States
2. Department of Chemistry, Yale University, New Haven, Connecticut 06520, United States
3. Chemical Biology Institute, Yale University, West Haven, Connecticut 06516, United States
4. Department of Molecular Biophysics and Biochemistry, Yale University, New Haven, Connecticut 06520, United States
5. Department of Microbial Pathogenesis, Yale School of Medicine, New Haven, Connecticut 06536, United States
6. Yale Cancer Center, Yale School of Medicine, New Haven, Connecticut 06520, United States